Patents by Inventor Mary Joan Brown

Mary Joan Brown has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Potting tray
    Patent number: D543134
    Type: Grant
    Filed: October 26, 2005
    Date of Patent: May 22, 2007
    Inventors: L. Courtney Cox, Mary Joan Brown